I have data labeling and AI training experience at reputable platforms like DataLens AI, Appen, Scale AI, Toloka AI and
I have data labeling and AI training experience at reputable platforms like DataLens AI, Appen, Scale AI, Toloka AI and TranscibeMe where I worked as a freelancer. A.I Data Annotator Freelance/ Project-Based 02/2025 - Present • Annotate and label thousands of data points (images/ text /audio/ video) per shift across computer vision and NLP projects with high accuracy of 98%, following complex guidelines. • Conduct some quality assurance reviews and relabeling, identifying patterns and inconsistencies that improved overall dataset reliability • Occasionally collaborate with data scientists and ML engineers via Slack/Teams to refine annotation protocols, contributing insights that enhanced model training efficiency. • Utilize annotation platforms like Labelbox, CVAT, Label Studio and performed basic data preprocessing/ export tasks in CSV and JSON formats. • Mentor and train junior annotators on quality standards. • Work as A.I Evaluation Specialist, Voice A.I Researcher, English Writer, Document Annotator, Software/Game Tester, and A.I Generalist. Audio Transcription Specialist TranscribeMe, Remote Contract 04/2024 – 03/2025 • Accurately transcribed 500+ hours of audio files from diverse sources including interviews, lectures, and conferences achieving 99% accuracy rate. • Handled challenging accents and complex multi-speaker discussions through careful listening, research and advanced tools like ELAN, Pyannotate.audio, Nemo, Label Studio. • Maintained high quality standards while managing high-volume workloads • Delivered transcripts within 24-48 hours, consistently meeting tight deadlines for time-sensitive projects • Collaborated with editors to refine transcripts for publication A.I Quality Assurance Assistant Tech Wala, Remote Contract 03/2024 –12/2024 • Developed and executed comprehensive test plans for LLMs, reducing hallucination rates through custom evaluation datasets and metrics. • Implemented automated testing pipelines using Python and MLflow, accelerating model validation cycles • Conducted bias and fairness audits manually and using AIF360 ensuring compliance with ethical AI standards. • Collaborated with ML engineers to integrate quality gates into CI/CD pipelines. • Conducted manual and automated software QA testing for web applications with good test coverage.